Swarm Check-ins

This database was created and collected with the goal of observing patterns in urban mobility. To achieve this, the Twitter API was used to collect public check-ins made by users via Foursquare Swarm. 
check-in.csv description:

 venueID: Foursquare venue identifier
 userID: Swarm user identifier
venueName: Name of the venue where the check-in was made
category: Category of the venue where the check-in was made
country: Country of the venue where the check-in was made
city: City of the venue where the check-in was made
timestamp: Time when the check-in was shared on Twitter
latitude: Latitude of the venue where the check-in was made
longitude: Longitude of the venue where the check-in was made
The file categories.json contains information from all Foursquare categories.

本数据库专为观测城市出行模式创建并采集。为达成该研究目标，研究人员借助Twitter API（推特应用程序编程接口），采集用户通过Swarm（四方签到应用）发布的公开签到数据。

check-in.csv 文件说明：
venueID：Foursquare（四方）场所标识符
userID：Swarm 用户标识符
venueName：本次签到所在场所的名称
category：本次签到所在场所的分类
country：本次签到所在场所所属国家
city：本次签到所在场所所属城市
timestamp：本次签到在推特平台发布的时间戳
latitude：本次签到所在场所的纬度坐标
longitude：本次签到所在场所的经度坐标

categories.json 文件包含所有Foursquare（四方）场所分类的相关信息。